COVID-19 and Sex

What is COVID-19? COVID-19 is short for coronavirus disease 2019. It is an infectious respiratory disease caused by the virus severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), in the following referred to as coronavirus.  COVID-19 was first identified in...

Genetic aspects of male infertility

Genetic aspects of male infertility What are genetic causes of male infertility? Male infertility can in some cases be due to detrimental alterations in the man’s genetic material – his DNA. In such cases, the infertility has a genetic cause. How common are genetic...

Gynecomastia

Gynecomastia What is gynaecomastia? Gynaecomastia is the enlargement of breast tissue in men.  It is important to distinguish between gynaecomastia and lipomastia, which may appear somewhat similar. Whereas gynaecomastia is enlarged breasts due to growth of the...